<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib prefix="s" uri="/struts-tags"%>    
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
ognl表达式set标签设值：
<s:set var="stuB" scope="session" value="#{'stuName':'小明','stuAge':20}"></s:set>
使用ognl表达式取出值：<s:property value="#session.stuB.stuName"/>
</body>
</html>